External Product Description
DEM: The Digital Elevation Model (DEM) 5 Metre Grid of Australia derived from LiDAR model represents a National 5 metre (bare earth) DEM which has been derived from some 236 individual LiDAR surveys between 2001 and 2015 covering an area in excess of 245,000 square kilometres.
https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/89644
Shuttle Radar Topography Mission (SRTM): https://www.usgs.gov/centers/eros/science/usgs-eros-archive-digital-elevation-shuttle-radar-topography-mission-srtm-1